Car Problem Reports

GMC Envoy ABS Light Due to Brake System Control Unit Failure

GMC Envoy Problem
4 Reports
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Model Years Affected: 1998, 2005

Average Mileage: 99,666 mi (80,000 mi - 127,000 mi)


The Anti-lock brake system (ABS) control unit may fail internally causing the ABS warning light to illuminate.

  • Visitor, , 92,000 mi

    Check brake system light on, ABS light on, audible warning; brakes seem to work fine but not sure if ABS still enabled.

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  • Visitor, , 80,000 mi

    abs light comes on sporadically when applying brakes. also feel a pumping sensation in pedal and a noise at same time which causes volt meter to temporarily begin discharging. unknown cause to problem. taking to mechanic for diagnosis.

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  • Visitor, , 127,000 mi

    ABS light come's 0n when driving on ice in 4 wheel drive.

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